Commit d1d74871 authored by KOSAKI Motohiro's avatar KOSAKI Motohiro Committed by Linus Torvalds

mm: remove pagevec_swap_free()

pagevec_swap_free() is now unused.
Signed-off-by: default avatarKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Rik van Riel <riel@redhat.com>
Acked-by: default avatarHugh Dickins <hugh@veritas.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent ad1c3544
...@@ -24,7 +24,6 @@ void __pagevec_release(struct pagevec *pvec); ...@@ -24,7 +24,6 @@ void __pagevec_release(struct pagevec *pvec);
void __pagevec_free(struct pagevec *pvec); void __pagevec_free(struct pagevec *pvec);
void ____pagevec_lru_add(struct pagevec *pvec, enum lru_list lru); void ____pagevec_lru_add(struct pagevec *pvec, enum lru_list lru);
void pagevec_strip(struct pagevec *pvec); void pagevec_strip(struct pagevec *pvec);
void pagevec_swap_free(struct pagevec *pvec);
unsigned pagevec_lookup(struct pagevec *pvec, struct address_space *mapping, unsigned pagevec_lookup(struct pagevec *pvec, struct address_space *mapping,
pgoff_t start, unsigned nr_pages); pgoff_t start, unsigned nr_pages);
unsigned pagevec_lookup_tag(struct pagevec *pvec, unsigned pagevec_lookup_tag(struct pagevec *pvec,
......
...@@ -456,29 +456,6 @@ void pagevec_strip(struct pagevec *pvec) ...@@ -456,29 +456,6 @@ void pagevec_strip(struct pagevec *pvec)
} }
} }
/**
* pagevec_swap_free - try to free swap space from the pages in a pagevec
* @pvec: pagevec with swapcache pages to free the swap space of
*
* The caller needs to hold an extra reference to each page and
* not hold the page lock on the pages. This function uses a
* trylock on the page lock so it may not always free the swap
* space associated with a page.
*/
void pagevec_swap_free(struct pagevec *pvec)
{
int i;
for (i = 0; i < pagevec_count(pvec); i++) {
struct page *page = pvec->pages[i];
if (PageSwapCache(page) && trylock_page(page)) {
try_to_free_swap(page);
unlock_page(page);
}
}
}
/** /**
* pagevec_lookup - gang pagecache lookup * pagevec_lookup - gang pagecache lookup
* @pvec: Where the resulting pages are placed * @pvec: Where the resulting pages are placed
......
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